Home / 8,923.02-12,313.77-5,563.83

Finding the Fourth Proportional to 8,923.02, 12,313.77 and 5,563.83

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Solution

The fourth proportional to 8,923.02, 12,313.77 and 5,563.83 is: 7,678.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.02 : 12,313.77 = 5,563.83 : x
  2. Step 2: Convert to fraction form
    8,923.02/12,313.77 = 5,563.83/x
  3. Step 3: Cross multiply
    8,923.02x = 12,313.77 × 5,563.83
  4. Step 4: Simplify right side
    8,923.02x = 68,511,722.94
  5. Step 5: Solve for x
    x = 68,511,722.94/8,923.02
  6. Step 6: Final answer
    x = 7,678.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.